public class SunJintong_countYou {
	public static void main(String[] args){
		String lyric = "When you are old"+ 
		"Yeats"+
		"When you are old and grey and full of sleep, "+
		"And nodding by the fire, take down this book, "+
		"And slowly read, and dream of the soft look "+
		"Your eyes had once, and of their shadows deep; "+
		"How many loved your moments of glad grace, "+
		"And loved your beauty with love false or true, "+
		"But one man loved the pilgrim Soul in you, "+
		"And loved the sorrows of your changing face; "+
		"And bending down beside the glowing bars, "+
		"Murmur, a little sadly, how Love fled "+
		"And paced upon the mountains overhead "+
		"And hid his face amid a crowd of stars.";
		int count = 0;
		int index = 0;
		lyric = lyric.toLowerCase();
		while(lyric.indexOf("you",index)!=-1){
			index = lyric.indexOf("you", index)+3;
			count++;
		}
		
		System.out.println(count);
	}
}